105,813 views
6 votes
6 votes
Need number 5 really badly

Need number 5 really badly-example-1
User R Newbie
by
2.7k points

1 Answer

15 votes
15 votes

a = b

b = 180° - 130° = 50°

so a = 50°

User Abaracedo
by
2.4k points
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